Home / 3,077.91-4,616.29-1,323.22

Finding the Fourth Proportional to 3,077.91, 4,616.29 and 1,323.22

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Solution

The fourth proportional to 3,077.91, 4,616.29 and 1,323.22 is: 1,984.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.91 : 4,616.29 = 1,323.22 : x
  2. Step 2: Convert to fraction form
    3,077.91/4,616.29 = 1,323.22/x
  3. Step 3: Cross multiply
    3,077.91x = 4,616.29 × 1,323.22
  4. Step 4: Simplify right side
    3,077.91x = 6,108,367.25
  5. Step 5: Solve for x
    x = 6,108,367.25/3,077.91
  6. Step 6: Final answer
    x = 1,984.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.